Redragon CASTOR K631 vs Keychron K6
KeebFinder may earn a commission when you buy through these links, at no extra cost to you.
No reviews
from$47at Redragon
4.8 (507)4.8 · 507 reviews
from$59at Keychron
Which one should you get?
Get the
Redragon CASTOR K631
Build quality in the bottom 35% of 65% boards under $50.
- No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
Get the
Keychron K6
Build quality in the top 45% of 65% boards under $100.
- North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
- South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
The differences that matter
Skip the 40-row spec sheet. These are the specs that change how each board feels, sounds, and fits your desk.
Redragon CASTOR K631
Keychron K6
Connection
Wired
Bluetooth, Wired
Wireless for several devices and wired for lower latency
Case material
Plastic
ABS, Aluminum, Plastic
Switch options
Linear
Clicky, Linear, Tactile
Mount style
Bottom Mount
Plate Mount, Tray Mount
Layout standard
ANSI
ANSI, ISO, ISO-DE, ISO-Nordic, ISO-UK, JIS
ISO and JIS exist so regional layouts fit
- Redragon CASTOR K631
- Keychron K6
- Performance
- 7154
- Build quality
- 5769
- Productivity
- 5558
- Customizability
- 6167
- Portability
- 7288
- Layout size: 65%
- Hot-swappable
Redragon CASTOR K631 vs Keychron K6 specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
11 of 19 specs differ
Redragon CASTOR K631
Keychron K6
Switch options
Hot-swappable
Mount style
Layout size
Layout standard
Ergonomics
Display
Media keys
Connection
Battery
USB-C
Case material
Plate material
Keycaps
Weight
Backlight
N-key rollover
Mac & Windows
Released
ISO layouts by store
Which stores sell ISO-DE, UK, and the other regional layouts.
Redragon CASTOR K631
No ISO layout at the stores we track.
Keychron K6
Keychron
ISO-UK
In stockShips to you
Keychron
ISO-DE
In stockShips to you
Keychron
ISO-Nordic
Out of stockShips to you
MK
ISO
Out of stockShips to you
Keychron (DE)
ISO-UK
Out of stockDoes not ship to you
Keychron (DE)
ISO-DE
Out of stockDoes not ship to you
Compare prices
Live prices from the stores we track, cheapest in-stock offer first.
Prices in USD are converted to your currency and can change at any time. KeebFinder may earn a commission when you buy through these links, at no extra cost to you.
Lowest price across stores, Amazon excluded.
Not sold on either?
Still torn?
Answer a few quick questions and the keyboard finder ranks 2,000+ boards by how you will actually use yours.